index.js

import fs from 'node:fs';
import xml2js, { Builder } from 'xml2js';

const xmlBuilder = new Builder({
  renderOpts: {
    pretty: true,
    indent: '    ',
  },
});

function checkTypeErrors(configPath, version, buildNumber) {
  if (typeof configPath !== 'string') {
    throw new TypeError('"configPath" argument must be a string');
  }

  if (version && typeof version !== 'string') {
    throw new TypeError('"version" argument must be a string');
  }

  if (buildNumber && typeof buildNumber !== 'number') {
    throw new TypeError('"buildNumber" argument must be an integer');
  }
}

async function getXml(configPath) {
  const configFile = fs.readFileSync(configPath, 'utf8');

  return xml2js.parseStringPromise(configFile);
}

function getVersionFromPackage() {
  const packageFile = fs.readFileSync('./package.json');
  const pkg = JSON.parse(packageFile);
  const { version } = pkg;

  return version;
}

function setAttributes(xml, version, buildNumber) {
  const newXml = xml;
  const element = newXml.plugin ? 'plugin' : 'widget';

  if (version) {
    newXml[element].$.version = version;
  }

  if (element === 'widget' && buildNumber) {
    newXml.widget.$['android-versionCode'] = buildNumber;
    newXml.widget.$['ios-CFBundleVersion'] = buildNumber;
    newXml.widget.$['osx-CFBundleVersion'] = buildNumber;
  }

  return newXml;
}

function getCurrentUnixTimeInSeconds() {
  return Math.floor(Date.now() / 1000);
}

/**
 * set Version and/or Build Number of Cordova config.xml.
 * @param {string} [configPath]
 * @param {string} [version]
 * @param {number} [buildNumber]
 */
async function cordovaSetVersion({ configPath, version, buildNumber } = {}) {
  const cPath = configPath || './config.xml';

  const bNumber =
    buildNumber === 'date'
      ? getCurrentUnixTimeInSeconds()
      : Number.parseInt(buildNumber, 10) || buildNumber;

  checkTypeErrors(cPath, version, bNumber);

  const currentConfig = await getXml(cPath);

  const v = !version && !bNumber ? getVersionFromPackage(version) : version;

  const newConfig = setAttributes(currentConfig, v, bNumber);

  const newData = xmlBuilder.buildObject(newConfig);
  return fs.writeFileSync(cPath, newData, { encoding: 'utf8' });
}

export default cordovaSetVersion;